CN220445916U - A radial multi-tool static and dynamic accuracy measurement device - Google Patents

Abstract

A radial multi-tool static and dynamic precision measurement device, comprising: the device comprises a circumferential driving mechanism, a plurality of radial driving mechanisms, a plurality of turning tool fixing pieces, a standard detection rod piece and a clamping driving mechanism, wherein the turning tool fixing pieces are arranged on the radial driving mechanisms; the lathe tool mounting is used for fixed lathe tool, and the through-hole is coaxial with standard detection member, and circumference actuating mechanism is used for driving a plurality of radial actuating mechanism and detects the radial direction synchronous motion of member along standard to can rotate around the axial direction of standard detection member, radial actuating mechanism is used for driving lathe tool mounting and detects the radial direction of member and remove, so that lathe tool laminating standard detects the member. The device can detect the static and dynamic machining precision of the turning tool.

Description

A radial multi-tool static and dynamic accuracy measurement device

Technical field

The present application relates to the field of mechanical processing technology, and specifically to a radial multi-tool static and dynamic accuracy measuring device.

Background technique

In mechanical production and manufacturing, lathes are the most widely used type of equipment, accounting for about 50% of the total number of machine tools. Shaft parts are the most common type of lathe processing. Usually for the processing of shaft parts, one method can be to use a feeding method in which multiple turning tools move synchronously in the circumferential and radial directions toward the axial direction of the part. However, the accuracy of such tools will change due to long-term use. , which in turn affects the machining accuracy of this type of tool.

Utility model content

This application aims to provide a radial multi-tool static and dynamic accuracy measurement device to detect the machining accuracy of turning tools.

This application provides a radial multi-tool static and dynamic accuracy measurement device, including: a circumferential driving mechanism, multiple radial driving mechanisms, multiple turning tool fixing parts, standard detection rods and clamping driving mechanisms, multiple The turning tool fixing parts are respectively installed on a plurality of the radial driving mechanisms, and the plurality of radial driving mechanisms are installed on the circumferential driving mechanisms. The standard detection rod has a shaft segment and a cone segment, and the The clamping driving mechanism is used to clamp the end of the shaft segment of the standard detection rod and drive the standard detection rod to move in its axial direction; a plurality of turning tool fixing parts are respectively provided on multiple the radial drive mechanism, the turning tool holder is used to fix the turning tool, the circumferential drive mechanism is provided with a through hole, the through hole is connected to the standard detection clamped on the clamping drive mechanism The rods are coaxial; the circumferential driving mechanism is used to drive a plurality of the radial driving mechanisms to rotate synchronously along the tangential direction of the standard detection rod; the radial driving mechanism is used to drive the turning tool to be fixed The component moves along the radial direction of the standard detection rod, so that the turning tool fixed on the turning tool fixing part fits the standard detection rod.

In one embodiment, the circumferential driving mechanism includes: a turntable and a fixed disk, the turntable can rotate relative to the fixed disk, the turntable is provided with a first through hole, and the fixed disk is provided with a second through hole, The turntable is rotatably installed on the fixed disk, so that the first through hole and the second through hole form the through hole; the fixed disk is arranged along the radial direction of the standard detection rod. A plurality of linear grooves are provided, and a plurality of the radial driving mechanisms are respectively slidably disposed in the plurality of linear grooves.

In one embodiment, the turntable can be rotated manually or automatically.

In one embodiment, the turntable is provided with a plurality of slide rails coaxial with the first through hole, and the fixed disk is provided with a plurality of slide grooves coaxial with the second through hole, so The slide rail is slidably arranged in the slide groove.

In one embodiment, the radial drive mechanism includes: a slide block and a guide shaft, the slide block is slidably disposed in the linear groove, the guide shaft is installed on the slide block, and the guide shaft The axial direction of the shaft is the radial direction of the standard detection rod; the turning tool fixing member is provided with a sliding hole, and the guide shaft is slidably disposed in the sliding hole.

In one embodiment, the radial drive mechanism further includes: a sliding auxiliary drive motor, which is used to drive the slider to reciprocate along the linear groove.

In one embodiment, the clamping drive mechanism includes: a clamping disc and an axial drive assembly. The clamping disc is used to clamp the standard detection rod, and the clamping disc is installed on the shaft. To the driving assembly, the axial driving assembly is used to drive the clamping plate to reciprocate in an axial direction parallel to the standard detection rod clamped on the clamping plate.

In one embodiment, the axial drive assembly includes: a movable seat, a screw rod, two bearing seats and a drive motor, the clamping plate is fixed to the movable seat, and a screw hole is provided on the movable seat. The screw rod is screwed to the screw hole, the two bearing seats are respectively provided at both ends of the screw rod, and the driving motor is drivingly connected to the screw rod.

In one embodiment, the axial drive assembly further includes: two slide rails and two sliding blocks, the length direction of the two slide rails is parallel to the length direction of the standard detection rod, and the two slide rails are parallel to the length direction of the standard detection rod. The slide rails are respectively disposed on both sides of the screw rod, the two sliding blocks are fixed on the moving base, and the two sliding blocks are respectively slidably disposed on the two slide rails.

The radial multi-tool static and dynamic accuracy measurement device provided by this application includes: a circumferential driving mechanism, multiple radial driving mechanisms, multiple turning tool fixing parts, standard detection rods and clamping driving mechanisms, and multiple The turning tool fixing parts are respectively installed on a plurality of the radial driving mechanisms, and the plurality of radial driving mechanisms are installed on the circumferential driving mechanisms. The standard detection rod has a shaft segment and a cone segment, and the The clamping driving mechanism is used to clamp the end of the shaft segment of the standard detection rod and drive the standard detection rod to move along its axial direction; the turning tool fixing part is used to fix the turning tool, The circumferential driving mechanism is provided with a through hole, the through hole is coaxial with the standard detection rod clamped in the clamping driving mechanism, and the circumferential driving mechanism is used to drive a plurality of the radial The driving mechanism rotates synchronously along the tangential direction of the standard detection rod; the radial driving mechanism is used to drive the turning tool fixing part to move along the radial direction of the standard detection rod so that it can be fixed on the The turning tool of the turning tool holder fits the standard detection rod. The radial drive mechanism drives multiple turning tool holders to move along the radial direction of the standard detection rod, so that the turning tools fixed on the turning tool holder fit the standard detection rod, and the circumferential drive mechanism drives multiple radial tools. The driving mechanism rotates synchronously along the tangential direction of the standard detection rod, so that multiple turning tool fixing parts are close to the standard detection rod. After that, the clamping driving mechanism drives the standard detection rod to move along its axial direction, so that the turning tool is close to the standard detection rod. The shaft segment of the standard detection rod is used to detect the static machining accuracy of the turning tool. The clamping drive mechanism drives the standard detection rod to continue to move in its axial direction, so that the turning tool fits the conical section of the standard detection rod. And through the radial drive mechanism, the turning tool is synchronously driven to always fit the cone section to detect the dynamic machining accuracy of the turning tool.

Description of drawings

Figure 1 is a perspective view of the radial multi-tool static and dynamic accuracy measuring device provided by this application;

Figure 2 is a second perspective view of the radial multi-tool static and dynamic accuracy measurement device provided by this application;

Figure 3 is a schematic diagram of the radial multi-tool static and dynamic accuracy measurement device provided by this application without the circumferential driving mechanism;

Figure 4 is a perspective view of the standard detection rod provided by this application.

Detailed ways

The present invention will be further described in detail below through specific embodiments in conjunction with the accompanying drawings. Similar elements in different embodiments use associated similar element numbers. In the following embodiments, many details are described in order to make the present application better understood. However, those skilled in the art can readily recognize that some of the features may be omitted in different situations, or may be replaced by other elements, materials, and methods. In some cases, some operations related to the present application are not shown or described in the specification. This is to avoid the core part of the present application being overwhelmed by excessive descriptions. For those skilled in the art, it is difficult to describe these in detail. The relevant operations are not necessary, and they can fully understand the relevant operations based on the descriptions in the instructions and general technical knowledge in the field.

Additionally, the features, operations, or characteristics described in the specification may be combined in any suitable manner to form various embodiments. At the same time, each step or action in the method description can also be sequentially exchanged or adjusted in a manner that is obvious to those skilled in the art. Therefore, the various sequences in the description and drawings are only for clearly describing a certain embodiment, and do not imply a necessary sequence, unless otherwise stated that a certain sequence must be followed.

The serial numbers assigned to components in this article, such as "first", "second", etc., are only used to distinguish the described objects and do not have any sequential or technical meaning. The terms "connection" and "connection" mentioned in this application include direct and indirect connections (connections) unless otherwise specified.

Referring to Figures 1 to 4, the radial multi-tool static and dynamic accuracy measurement device provided in this embodiment includes: a circumferential driving mechanism 10, a plurality of radial driving mechanisms 20, a plurality of turning tool fixing parts 30, a standard detection Rod 40 and clamping drive mechanism 50 .

A plurality of turning tool fixing parts 30 are respectively installed on a plurality of radial driving mechanisms 20. The plurality of radial driving mechanisms 20 are installed behind the circumferential driving mechanism 10. The standard detection rod 40 has a shaft section 41 and a cone section 42. The clamping driving mechanism 50 is used to clamp the end of the shaft section 41 of the standard detection rod 40 and drive the standard detection rod 40 to move along its axial direction. The turning tool holder 30 is used to fix the turning tool 100. The circumferential driving mechanism 10 is provided with a through hole, which is coaxial with the standard detection rod 40 clamped on the clamping drive mechanism 50. The through hole is formed for standard detection. A through hole through which the rod 40 passes. When the block clamping driving mechanism 50 clamps the standard detection rod 40 and drives the standard detection rod 40 to move along its axial direction, the standard detection rod 40 passes through the through hole.

The circumferential drive mechanism 10 is used to drive a plurality of radial drive mechanisms 20 to rotate synchronously along the tangential direction of the standard detection rod 40 , and the radial drive mechanism 20 is used to drive a plurality of turning tool fixing parts 30 along the tangential direction of the standard detection rod 40 Move in the radial direction to make the turning tool 100 fixed on each turning tool fixing part 30 fit the standard detection rod 40 .

In practical applications, the radial drive mechanism 20 drives the plurality of turning tool holders 30 to move synchronously along the radial direction of the standard detection rod 40, so that the plurality of turning tool holders 30 are close to the standard detection rod 40, and the fixed The turning tool 100 on the turning tool holder 30 fits the shaft segment 41 of the standard detection rod 40, and then drives the plurality of radial driving mechanisms 20 to rotate synchronously around the tangential direction of the standard detection rod 40 through the circumferential driving mechanism 10. Therefore, the static accuracy of the turning tool 100 can be detected. The radial driving mechanism 20 drives the plurality of turning tool fixing parts 30 to move in the radial direction of the standard detecting rod 40 so that the turning tools 100 fixed on each turning tool fixing part 30 fit the conical section 42 of the standard detecting rod 40 , so that the dynamic accuracy of the turning tool 100 can be detected.

In the above process, the clamping drive mechanism 50 drives the standard detection rod 40 to move along its axial direction, so that the turning tool 100 first fits the shaft segment 41 of the standard detection rod 40, and the turning tool 100 is driven by the circumferential driving mechanism 10. The knife 100 rotates around the axial direction of the standard detection rod 40 to form scratches on the shaft segment 41. The standard detection rod is taken out, and a three-coordinate measuring instrument and other testing equipment are used to detect the processed scratches to detect whether the scratches are consistent with the axial direction of the standard detection rod 40. The surfaces of the shaft segments 41 of the standard detection rod 40 are coincident. If they are coincident, it means that the static machining accuracy of the turning tool 100 meets the requirements.

The clamping drive mechanism 50 drives the standard detection rod 40 to move along its axial direction, so that the turning tool 100 fits to the conical section 42 of the standard detection rod 40 , and then the clamping drive mechanism 50 drives the standard detection rod 40 to move. At the same time, the radial drive mechanism 20 drives the turning tool holder 30 to move synchronously, keeping the turning tool 100 always attached to the surface of the cone section 42, thereby forming scratches on the cone section 42, taking out the standard detection rod, and also using three Detection equipment such as a coordinate measuring instrument detects the processed scratches and checks whether the scratches coincide with the surface of the cone section 42 of the standard detection rod 40. If they overlap, it means that the dynamic processing accuracy of the turning tool 100 meets the requirements.

In one embodiment, the circumferential driving mechanism 10 includes: a rotating disk 11 and a fixed disk 12. The rotating disk 11 can rotate relative to the fixed disk 12. The rotating disk 11 is provided with a first through hole. The fixed disk 12 is provided with a second through hole. The rotating disk 11 can It is rotatably mounted on the fixed plate 12 so that the first through hole and the second through hole form a through hole. The fixed plate 12 is provided with a plurality of linear grooves along the radial direction of the standard detection rod 40, and the plurality of radial driving mechanisms 20 are respectively slidably disposed in the plurality of linear grooves. In this embodiment, the turntable 11 can be rotated manually or automatically. During the rotation of the turntable 11, since the fixed disk 12 remains stationary, the radial drive mechanism 20 can convert the rotational motion of the turntable 11 into a linear motion along the linear direction of the linear groove, thereby driving the radial drive mechanism 20 along the standard detection rod. The turning tool holder 30 is moved in the radial direction of the member 40 so that the turning tool holder 30 is close to the standard detection rod member 40.

In this embodiment, the turntable 11 preferably adopts an automatic rotation mode, and can be rotated by a motor driving the turntable and the fixed disk to rotate simultaneously. Of course, in other embodiments, the turntable and the fixed disk can also be locked by a locking device. Rotation can be achieved by driving either the turntable or the fixed disk to rotate.

In this embodiment, the turntable 11 is provided with a plurality of slide rails coaxial with the first through hole, and the fixed disk 12 is provided with a plurality of slide grooves coaxial with the second through hole. The slide rails are slidably provided on the slide. in the groove, so that the turntable 11 can rotate relative to the fixed disk 12 .

The radial drive mechanism 20 includes: a slide block 21 and a guide shaft 22. The slide block 21 is slidably arranged in a linear groove. The guide shaft 22 is installed on the slide block 21, and the axial direction of the guide shaft 22 is the standard detection rod 40. radial direction. The turning tool holder 30 is provided with a sliding hole 31, and a guide shaft 31 is slidably disposed in the sliding hole 31 to guide the sliding movement of the slide block 21.

In this embodiment, the radial drive mechanism 20 also includes: a sliding auxiliary drive motor, which is used to drive the slider 21 to reciprocate along the linear groove, thereby automatically driving it to move.

In one embodiment, a controller may also be provided to control the sliding auxiliary drive motors in each radial drive mechanism 20 to synchronously drive the slider 21 to reciprocate along the linear groove.

The clamping drive mechanism 50 includes: a clamping disc 51 and an axial drive assembly 52. The clamping disc 51 is preferably a three-jaw chuck. The clamping disc 51 is used to clamp the standard detection rod 40, and the clamping disc 51 is installed The axial drive assembly 52 is used to drive the clamping disc 51 to reciprocate in an axial direction parallel to the standard detection rod 40 clamped on the clamping disc 51, thereby switching between static or dynamic detection.

In one embodiment, the axial driving assembly 52 includes: a moving base 521, a screw rod 522, two bearing seats 523 and a driving motor 524. The clamping plate 51 is fixed on the moving base 521, and a screw hole is provided on the moving base 521. The screw rod 522 is screwed to the screw hole, two bearing seats 523 are respectively provided at both ends of the screw rod 522, and the driving motor 524 is drivingly connected to the screw rod 522. The driving motor 524 drives the screw rod 522 to rotate, and the moving seat 521 converts the rotational motion of the screw rod 522 into a linear motion along the axial direction of the screw rod 522, thereby driving the standard detection rod 40 to move through the holding plate 51.

In order to ensure the stable movement of the moving base 521, the axial drive assembly 52 also includes: two slide rails 525 and two sliding blocks 526. The length direction of the two slide rails 525 is parallel to the length direction of the standard detection rod 40, and the two The slide rails 525 are respectively disposed on both sides of the screw rod 522. The two sliding blocks 526 are fixed on the moving base 521, and the two sliding blocks 526 are respectively slidably disposed on the two slide rails 525.

To sum up, the radial multi-tool static and dynamic accuracy measuring device provided by this application drives multiple turning tool fixing parts to move along the radial direction of the standard detection rod through a radial drive mechanism, so that the turning tool fixing parts are fixed on the turning tool fixing part. The turning tool of the piece fits the standard detection rod, and the circumferential driving mechanism drives multiple radial driving mechanisms to rotate synchronously along the tangential direction of the standard detection rod, so that the multiple turning tool fixing parts are close to the standard detection rod. After that, The clamping driving mechanism drives the standard detection rod to move along its axial direction, so that the turning tool fits the shaft segment of the standard detection rod to detect the static machining accuracy of the turning tool. The clamping driving mechanism drives the standard detection rod along the axis of the standard detection rod. It continues to move in the axial direction so that the turning tool fits the conical section of the standard detection rod, and the turning tool is synchronously driven through the radial drive mechanism to always fit the conical section to detect the dynamic machining accuracy of the turning tool.

The above content is a further detailed description of the present application in combination with specific implementation modes, and it cannot be concluded that the specific implementation of the present application is limited to these descriptions. For those of ordinary skill in the technical field to which this application belongs, several simple deductions or substitutions can be made without departing from the inventive concept of this application.

Claims (9)

1. A radial multi-tool static and dynamic precision measuring device, comprising: the device comprises a circumferential driving mechanism, a plurality of radial driving mechanisms, a plurality of turning tool fixing pieces, a standard detection rod piece and a clamping driving mechanism, wherein the turning tool fixing pieces are respectively arranged on the plurality of radial driving mechanisms, the plurality of radial driving mechanisms are respectively arranged on the circumferential driving mechanisms, the standard detection rod piece is provided with an axial section and a conical section, and the clamping driving mechanism is used for clamping the end part of the axial section of the standard detection rod piece and driving the standard detection rod piece to move along the axial direction of the standard detection rod piece; the plurality of turning tool fixing pieces are respectively arranged on the plurality of radial driving mechanisms and used for fixing turning tools, the circumferential driving mechanism is provided with a through hole, and the through hole is coaxial with the standard detection rod piece clamped in the clamping driving mechanism; the circumferential driving mechanism is used for driving the plurality of radial driving mechanisms to synchronously rotate along the tangential direction of the standard detection rod piece; the radial driving mechanism is used for driving the turning tool fixing piece to move along the radial direction of the standard detection rod piece, so that the turning tool fixed on the turning tool fixing piece is attached to the standard detection rod piece.

2. The radial multi-tool static dynamic accuracy measurement device of claim 1, wherein the circumferential drive mechanism comprises: the rotary table can rotate relative to the fixed disk, the rotary table is provided with a first through hole, the fixed disk is provided with a second through hole, and the rotary table is rotatably arranged on the fixed disk so that the first through hole and the second through hole form the through hole; the fixed disk is provided with a plurality of linear grooves along the radial direction of the standard detection rod piece, and the radial driving mechanisms are respectively and slidably arranged in the linear grooves.

3. The radial multi-tool static dynamic accuracy measurement device of claim 2, wherein the turntable is rotatable manually or automatically.

4. The radial multi-tool static and dynamic precision measuring device according to claim 2, wherein the turntable is provided with a plurality of sliding rails coaxial with the first through holes, the fixed disk is provided with a plurality of sliding grooves coaxial with the second through holes, and the sliding rails are slidably arranged in the sliding grooves.

5. The radial multi-tool static dynamic accuracy measurement device of claim 2, wherein the radial drive mechanism comprises: the sliding block is slidably arranged in the linear groove, the guide shaft is mounted on the sliding block, and the axial direction of the guide shaft is the radial direction of the standard detection rod piece; the lathe tool mounting is equipped with the slide hole, the guiding axle slidable sets up in the slide hole.

6. The radial multi-tool static dynamic accuracy measurement device of claim 5, wherein the radial drive mechanism further comprises: and the sliding pair driving motor is used for driving the sliding block to slide back and forth along the linear groove.

7. The radial multi-tool static dynamic accuracy measurement device of claim 1, wherein the clamping drive mechanism comprises: the clamping disc is used for clamping the standard detection rod piece, the clamping disc is mounted on the axial driving assembly, and the axial driving assembly is used for driving the clamping disc to reciprocate along the axial direction parallel to the standard detection rod piece clamped on the clamping disc.

8. The radial multi-tool static dynamic accuracy measurement device of claim 7, wherein the axial drive assembly comprises: remove the seat, the lead screw, two bearing frames and driving motor, the grip pad is fixed in remove the seat, remove and be provided with the screw on the seat, the lead screw spiro union in the screw, two the bearing frame set up respectively in the both ends of lead screw, driving motor with the lead screw transmission is connected.

9. The radial multi-tool static dynamic accuracy measurement device of claim 8, wherein the axial drive assembly further comprises: the two sliding rails and the two sliding blocks are arranged on the two sides of the screw rod respectively, and the two sliding blocks are fixed on the movable seat and are arranged on the two sliding rails respectively in a sliding manner.